swift selector 按钮点击事件

发布时间：2020-12-14 01:48:50 所属栏目：百科来源：网络整理

导读：1、导航栏按钮 UIBarButtonItem( title: "Some Title",style: UIBarButtonItemStyle.Done,target: self,action: "flatButtonPressed:") 2、普通按钮 flatButton.addTarget(self,action: "flatButtonPressed:",forControlEvents: UIControlEvents.TouchUpInsi

1、导航栏按钮

UIBarButtonItem(
    title: "Some Title",style: UIBarButtonItemStyle.Done,target: self,action: "flatButtonPressed:"
)

2、普通按钮

flatButton.addTarget(self,action: "flatButtonPressed:",forControlEvents: UIControlEvents.TouchUpInside)



func flatButtonPressed(sender: AnyObject) {
  NSLog("flatButtonPressed")
}

3、timer

var timer = NSTimer.scheduledTimerWithTimeInterval(1.0,selector: Selector("flatButtonPressed"),userInfo: userInfo,repeats: true) let mainLoop = NSRunLoop.mainRunLoop() //1 mainLoop.addTimer(timer,forMode: NSDefaultRunLoopMode) //2 this two line is optinalfunc flatButtonPressed(timer: NSTimer) { }

（编辑：李大同）

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